Little Mamoru has become a force to be reckoned with in the short time he's been with Mina and Takuma. With his intelligence growing by the day, it's time he got a body to match. And a new body comes with new experiences—like playing soccer with human kids at school, and learning how to eat, drink, and maybe even poop, just like humans do! But will this strange and wonderful body prove to be more trouble than it's worth?